package com.kaishun.study.repeatSubmit;

import com.fasterxml.jackson.annotation.JsonAutoDetect;
import com.fasterxml.jackson.annotation.JsonTypeInfo;
import com.fasterxml.jackson.annotation.PropertyAccessor;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.jsontype.impl.LaissezFaireSubTypeValidator;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.data.redis.serializer.Jackson2JsonRedisSerializer;
import org.springframework.data.redis.serializer.RedisSerializer;
import org.springframework.data.redis.serializer.StringRedisSerializer;

/**
 * @Package: com.kaishun.study.repeatSubmit
 * @ClassName: RedisConfig
 * @Author: zhoukaishun
 * @CreateTime: 2022/7/22 10:21
 * @Description: 设置 RedisTemplate 序列化方式  防止开通待遇类似 “\xac\xed\x00\x05t\x01P” 的乱码
 */
@Configuration
public class RedisConfig {

    @Bean(name = "redisTemplate")
    public RedisTemplate<Object, Object> redisTemplate(RedisConnectionFactory factory) {

        RedisTemplate template = new RedisTemplate<>();

        template.setConnectionFactory(factory);

        //使用Jackson2JsonRedisSerializer来序列化和反序列化redis的value值
//
        Jackson2JsonRedisSerializer serializer = new Jackson2JsonRedisSerializer(Object.class);

        ObjectMapper mapper = new ObjectMapper();

        mapper.setVisibility(PropertyAccessor.ALL, JsonAutoDetect.Visibility.ANY);

        //mapper.enableDefaultTyping(ObjectMapper.DefaultTyping.NON_FINAL);
        //activateDefaultTyping 方法替代上面过时的 enableDefaultTyping 方法
        mapper.activateDefaultTyping(

                LaissezFaireSubTypeValidator.instance ,
                ObjectMapper.DefaultTyping.NON_FINAL,

                JsonTypeInfo.As.WRAPPER_ARRAY);

        serializer.setObjectMapper(mapper);

        template.setValueSerializer(serializer);

        //使用StringRedisSerializer来序列化和反序列化redis的key值

        template.setKeySerializer(new StringRedisSerializer());


        /*hash字符串序列化方法*/
        template.setHashKeySerializer(new StringRedisSerializer());
        template.setHashValueSerializer(new StringRedisSerializer());

        template.afterPropertiesSet();

        return template;
    }
}
